pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.1	AttenGpKa training set	0	-1	O=C[C@H](CO)OP(=O)(O)O	O=C[C@H](CO)OP(=O)([O-])O	mol28912	O=CC(CO)OP(=O)(O)O
6.75	AttenGpKa training set	-1	-2	O=C[C@H](CO)OP(=O)([O-])O	O=C[C@H](CO)OP(=O)([O-])[O-]	mol28912	O=CC(CO)OP(=O)(O)O